Worksheet
National Security Agency

Go One-on-One with Decimals

For Students 4th - 5th Standards
Shoot and score with three basketball-themed lessons about decimals. Young mathematicians compare game statistics, make trash can hoops, and play a data spinner game to practice identifying digits and values within decimal numbers.
Activity
1
1
Illustrative Mathematics

Computations with Complex Numbers

For Teachers 9th - 12th Standards
This quick set of problems provides a brief refresher on the arithmetic of complex numbers. Learners need to multiply, add and subtract, and remember features of i when raised to a power. Included solutions are clear enough that...
Worksheet
Curated OER

How Many?

For Students K - 2nd
Working with numbers 1-10, beginning counters complete five exercises to help them hone their skills. They examine two sets of sports balls, circling the ones at various number positions. Next, they count a set of ladybugs, recording the...
Worksheet
Curated OER

Estimating Sums of Money

For Students 4th - 6th
By rounding, scholars find that adding money amounts becomes a breeze! They round two and three-digit numbers (with decimals) in these addition problems to get approximate sums. For each, mathematicians write the new addition equation...
Worksheet
DK Publishing

Cubes of Small Numbers

For Students 5th - 6th Standards
Now that geometers know how to solve for square units, can they solve for cubed units? Explore this concept as scholars examine four cubes to solve for volume in each. A detailed example explains this process, but you may consider asking...
Worksheet
Curated OER

Fact Families

For Students 1st - 2nd
With a few extra numbers, these fact families would be complete! After looking at an example, scholars write in the sums and differences for six equations as part of three different fact families. This is really for beginners to this...
Lesson Plan
Curated OER

Ten More and Ten Less

For Teachers K - 3rd
Get learners to analyze two-digit numbers based on place value, and use manipulatives to add and subtract both 1 and 10. A place value chart is available, and you can project it during guided practice. Through visualizing...
Worksheet
Curated OER

Addition - visual math - level 1 - exercise 4 - option 2

For Students 1st - 2nd
In this addition activity, students add one digit numbers to the number 3. Students complete 10 problems where they add the numbers 0 through 9 to the number 3.
PPT
Curated OER

Positive and Negative Numbers

For Teachers 4th - 5th
Preview a presentation that goes over the definitions of postive numbers, negative numbers, and integers with your mathematicians. Many examples of how these numbers are used in daily life are presented, as well as examples of how these...
Worksheet
Curated OER

Add and Subtract within 20

For Students 1st - 2nd
The sums and differences only reach 20 in this arithmetic worksheet. Scholars answer 10 simple number sentences, some involving two numbers and others with three. They choose the correct answer from a list on the right. There are the...
Worksheet
Curated OER

Two Digit Addition With No Regrouping Worksheet #7

For Students 1st - 2nd
There is no need to regroup to complete this set of 20 addition problems. Learners will add two-digit numbers togther each sum. 
Worksheet
Curated OER

Add and Subtract Equations

For Students K - 1st
One of these addition number sentences is incorrect: which one is it? Beginning mathematicians examine two simple equations, circling the one that is correct. An explanation on the bottom walks them through the processing, including...
Worksheet
Curated OER

Adding a Single Digit

For Students 3rd - 4th
In this addition learning exercise, students mentally add 20 single digit numbers to 20 three digit numbers as fast as they can without working them out on paper. Students then add 5 additional single digit numbers to 5 three digit...
Organizer
Curated OER

Addition Chart

For Students 1st - 2nd
In this addition activity, students complete an addition chart by writing the sums of the numbers from 1 to 10. The numbers are not in order on the chart; students look at the factors in the rows and columns and add. Some numbers are...
Worksheet
Curated OER

Adding 3 to a Single Digit

For Students 1st - 2nd
In this adding 3 worksheet, students solve ten problems in which the number three is added to a single digit number. The problems are in horizontal format.
Handout
1
1
West Contra Costa Unified School District

Adding Numbers

For Students K - 6th Standards
Support math instruction at home with a helpful reference sheet designed for parents. Three pages cover the subject of addition with written details and labeled pictures. 
Worksheet
Curated OER

And 2 More Makes...

For Students K Standards
If we add two more, how many does it make? Before youngsters start with addition, give them this clearly worded exercise to help them grasp the concept. Kindergartners focus on the term more as they examine...
Worksheet
Curated OER

Crabby Math

For Students 1st - 3rd
Here are 4 different (yet related) worksheets and an answer key for each. The class will work through each sheet, adding single-digit number to find sums. They then color in the sums that meet each worksheets instructions. For example:...
Worksheet
DK Publishing

Addition Practice #2

For Students 2nd - 3rd Standards
Encourage young scholars to tap into their inner math-whiz as they add three and four-addend equations. The first 36 problems each have three addends (none over two-digit), and are written horizontally. Next, they complete eight more...
Lesson Plan
EngageNY

Read Expressions in Which Letters Stand for Numbers

For Teachers 6th Standards
Pencil in the resource on writing verbal phrases into your lesson plans. The 15th installment of a 36-part module has scholars write verbal phases for algebraic expressions. They complete a set of problems to solidify this skill.
Worksheet
Curated OER

Color By Number

For Students 1st - 2nd
Math pages that involve coloring are fun and can help children differentiate patterns or specific information. They compute single-digit addition problems that result in  sums from 10 to 15. Odd numbers are colored red and even...
Worksheet
Curated OER

Add Mixed Numbers with Like Denominators (F)

For Students 4th - 6th
In this adding mixed numbers practice worksheet, students solve 14 problems that require them to add mixed numbers that have like denominators.
Worksheet
Math Worksheets Land

Add up to Four Two-Digit Numbers - Step-by-Step Lessons

For Students 1st - 2nd Standards
Okay, so your scholars are excelling at two-addend addition problems, but what about three or four? Here are some practice problems to stretch their math skills. They find the sums of six equations: two with two addends, two with three...
Worksheet
Curated OER

Add Mixed Numbers with Like Denominators (J)

For Students 4th - 5th
In this mixed number addition worksheet, students add the whole numbers and then the fractions in the mixed number equations. Students then reduce the fraction to solve the 14 problems.

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